Table 1. Clinical characteristics of the study groups categorized using a conventional cut-off value for the baseline intraocular pressure.

Values are presented as number or mean ± standard deviation.

cNTG = conventional normal tension glaucoma; cHTG = conventional high-tension glaucoma; D = diopter; IOP = intraocular pressure; FU = follow-up; VF = visual field; MD = mean deviation; RNFL = retinal nerve fiber layer.